| 1199SEIU in Parker, CO | AMERIGROUP in Parker, CO |
| APS Healthcare in Parker, CO | Aetna in Parker, CO |
| Alliance in Parker, CO | AmeriHealth in Parker, CO |
| American Behavioral in Parker, CO | Beech Street in Parker, CO |
| Behavioral Health Systems in Parker, CO | BlueCross and/or BlueShield in Parker, CO |
| CCN in Parker, CO | CHIPA/College Health in Parker, CO |
| Cascade Health in Parker, CO | Ceridian in Parker, CO |
| ChoiceCare in Parker, CO | Cigna in Parker, CO |
| ComPsych in Parker, CO | Corphealth in Parker, CO |
| Coventry in Parker, CO | First Choice Health in Parker, CO |
| First Health in Parker, CO | GHI/Group Health Incorporated in Parker, CO |
| Great-West in Parker, CO | Guardian in Parker, CO |
| HFN in Parker, CO | HIP/Health Plan of New York in Parker, CO |
| Harvard Pilgrim Health Care in Parker, CO | Health Net in Parker, CO |
| Holman Group in Parker, CO | Horizon Healthcare in Parker, CO |
| Humana in Parker, CO | Integrated Health Plan in Parker, CO |
| Interplan in Parker, CO | Kaiser in Parker, CO |
| LifeWise in Parker, CO | MAMSI in Parker, CO |
| MHN/Managed Health Network in Parker, CO | Magellan Behavioral Health in Parker, CO |
| MagnaCare in Parker, CO | Medica in Parker, CO |
| Medicaid in Parker, CO | Medical Mutual in Parker, CO |
| Medicare in Parker, CO | Multiplan in Parker, CO |
| NCPPO in Parker, CO | ODS in Parker, CO |
| Oxford in Parker, CO | PHCS/Private Health Care Systems in Parker, CO |
| PPOM in Parker, CO | PacifiCare in Parker, CO |
| PacificSource in Parker, CO | PreferredOne in Parker, CO |
| Providence in Parker, CO | Sloans Lake in Parker, CO |
| TRICARE in Parker, CO | TriWest0127 in Parker, CO |
| Tufts in Parker, CO | UniCare in Parker, CO |
| Uniform in Parker, CO | United in Parker, CO |
| VMC in Parker, CO | ValueOptions in Parker, CO |
| WellPoint in Parker, CO |
